Artificial radionuclides
- 网络人工放射性核素
Artificial radionuclides-
Preparation and application of artificial radionuclides
人工放射性核素的制备和应用
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The activity of artificial radionuclides in some areas has a relationship to the location and time of sampling .
局部区域的人工放射性活度与采样时间和地理位置有关。
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The level of artificial radionuclides on earth shows a decrease tendency and with different degree in each sea area .
全球人工放射性活度呈下降趋势，但各海区下降的程度不同。
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atmospheric composition
atmospheric window
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antineutrino
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